ROKS Dokdo (LPH 6111) is the lead ship of the Dokdo-classamphibious assault ships of the Republic of Korea Navy, launched on 12 July 2005 at the shipyard of Hanjin Heavy Industries & Constructions Co. in Busan. Presently Dokdo is the flagship and the largest vessel in the South Korean navy. Previously, this title was held by the 9,000-ton at-sea Underway Replenishment (UNREP) support vessel ROKS Cheonji.